Lexus IS III (2013-2016) lh-ig 1 relay Wiring diagrams

1 2 3 PNK WIRE 4 5 6 7 8 9 PNK WIRE BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CLG CLGB COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA DOME +B DOOR CONTROL RECEIVER (CENTER FRONT OF TRUNK) ECU-IG RH FUSE FUSE GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INPUT CIRCUIT J/C LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR ELECTRICAL KEY OSCILLATOR (FRONT LEFT DOOR) LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE MASTER IND MICRO COMPUTER MPX MPXB ORG/ WIRE OUTSIDE LEFT FRONT DOOR HANDLE ASSEMBLY PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR ELECTRICAL KEY OSCILLATOR (RIGHT FRONT DOOR) RIGHT MAIN BODY ECU RSSI SEL SENS SGT TRG+ VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 GND SLD+ SLD- FRV- +B FRV+ LFT+ RCL+ LFT- RCL- BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR LH FUSE FR P/ SEAT LH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT LUMBAR POWER SEAT SWITCH LEFT FRONT POSITION CONTROL ECU, SWITCH (BELOW LEFT SIDE OF DRIVER'S SEAT) LEFT POWER SEAT LIFT POSITION MOTOR (UNDER DRIVER'S SEAT) LEFT POWER SEAT LUMBAR SUPPORT MOTOR (DRIVER'S SEAT BACK) LEFT POWER SEAT RECLINING POSITION MOTOR (DRIVER'S SEAT BACK) LEFT POWER SEAT SLIDE POSITION MOTOR (UNDER DRIVER'S SEAT) LEFT POWER SEAT VERTICAL POSITION MOTOR (UNDER DRIVER'S SEAT) LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK WIRE RED WIRE SYSB WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 HDLO 2 4 5 6 7 IG HEAD BLK WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE COMPUTER DATA LINES SYSTEM ECU-IG RH FUSE FRONT CONTROLLER FRWA PB GRN WIRE GRY WIRE HEAD AUTO HEAD HDLO HEAD LP RELAY HEADLAMP CLEANER SWITCH ASSEMBLY HEADLIGHT CLEANER CONTROL RELAY (BELOW LEFT HEADLIGHT) HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY (WASHER RESERVOIR) HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM HOT AT ALL TIMES ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) J/B 2 (LEFT SIDE OF ENGINE COMPT) WASHER FUSE LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LIGHT CONTROL SWITCH MAIN FUSE OFF OFF TAIL ORG/ WIRE PNK 34 24 7 WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) R/B 2 (LEFT SIDE OF ENGINE COMPT) H-LP CLN FUSE RED WIRE RED/GRN WIRE RED/WHT WIRE RH-IG 1 RELAY RIGHT MAIN BODY ECU TAIL HEAD AUTO WASH RELAY WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER RESERVOIR) WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) COMPUTER DATA LINES SYSTEM DOWN ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR LH FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LONG LT GRN WIRE MSW NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK 1 2 3 WIRE PNK WIRE RED WIRE SHORT SWITCH TILT, TELESCOPIC WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 2 3 4 5 6 7 8 9 10 GND SLD+ SLD- FRV- +B FRV+ LFT+ RCL+ LFT- RCL- 2 1 GND BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR RH FUSE FR P/ SEAT RH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK SYSB WIRE PNK WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT LUMBAR POWER SEAT SWITCH RIGHT POWER SEAT LIFT POSITION MOTOR (UNDER RIGHT FRONT SEAT) RIGHT POWER SEAT LUMBAR SUPPORT MOTOR (RIGHT FRONT SEAT BACK) RIGHT POWER SEAT RECLINING POSITION MOTOR (RIGHT FRONT SEAT BACK) RIGHT POWER SEAT SLIDE POSITION MOTOR (UNDER RIGHT FRONT SEAT) RIGHT POWER SEAT VERTICAL POSITION MOTOR (UNDER RIGHT FRONT SEAT) WHT WIRE WHT/BLK WIRE YEL WIRE

A/C FUSE TV 1 FUSE S/ROOF FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BODY COMPUTER SYSTEM COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE ENGINE ROOM J/B 1 (DIAGRAM 2 OF 5) EXTERIOR DEFOGGER LIGHTS SYSTEM SYSTEM EXTERIOR LIGHTS, TRANSMISSIONS, NAVIGATION, CRUISE CONTROL, DOOR LOCKS SYSTEMS FR P/ SEAT LH FUSE FUEL OPN FUSE PSB FUSE MIR HTR FUSE FR P/ SEAT RH FUSE RAD 3 FUSE FR S/ HTR LH FUSE FR WIP FUSE FROM ENGINE ROOM J/B 1 (DIAGRAM 2 OF 5) FROM RIGHT COWL SIDE J/B (DIAGRAM 5 OF 5) GRN WIRE H-LP LVL FUSE IG WIG LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG 2 RELAY LH-IG FUSE LT BLU WIRE MEMORY SYSTEMS MEMORY, NAVIGATION, SEATS SOUND SYSTEMS SYSTEMS NAVIGATION SYSTEM OBD FUSE ORG/ WIRE PASSIVE DEFOGGER RESTRAINTS SYSTEM SYSTEM PNK WIRE POWER AIR TOPS CONDITIONING SYSTEM SYSTEM RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) TO PWR POINT RELAY (DIAGRAM 5 OF 5) RIGHT MAIN BODY ECU ALTB SEATS SYSTEM SOUND, NAVIGATION SYSTEMS STOP SW FUSE TAIL RELAY TI, TE FUSE VIO WIRE WHT WIRE WIPER/ DEFOGGER SEATS WASHER SYSTEM SYSTEM SYSTEM YEL WIRE

1 2 3 PNK WIRE 4 5 6 7 8 9 PNK WIRE BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CLG CLGB COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA DOME +B DOOR CONTROL RECEIVER (CENTER FRONT OF TRUNK) ECU-IG RH FUSE FUSE GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INPUT CIRCUIT J/C LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR ELECTRICAL KEY OSCILLATOR (FRONT LEFT DOOR) LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE MASTER IND MICRO COMPUTER MPX MPXB ORG/ WIRE OUTSIDE LEFT FRONT DOOR HANDLE ASSEMBLY PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR ELECTRICAL KEY OSCILLATOR (RIGHT FRONT DOOR) RIGHT MAIN BODY ECU RSSI SEL SENS SGT TRG+ VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 1 TX+ TX- A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) A/C FUSE BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DEFOG FUSE DEFOG RELAY ECU-IG LH FUSE ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 GRN WIRE GRN/BLK WIRE HEATED MIRROR RELAY (LEFT SIDE OF TRUNK) HOT AT ALL TIMES INTEGRATION CONTROL, PANEL ASSEMBLY (W/O LEXUS NAVIGATION SYSTEM) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT OUTER REAR VIEW MIRROR ASSEMBLY LH-IG 1 RELAY LH-IG 2 RELAY LH-IG FUSE MHTR MIR HTR FUSE MIRROR HEATER MULTI-DISPLAY ASSEMBLY (W/ LEXUS NAVIGATION SYSTEM) NOISE FILTER NOISE FILTER (REAR WINDOW DEFOGGER) PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RDFG REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER SWITCH REAR WINDOW DEFOGGER SWITCH 7 19 TX+ TX- RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT OUTER REAR VIEW MIRROR ASSEMBLY WHT/BLK WIRE YEL WIRE